Full list of all 74 Middle-earth: Shadow of Mordor achievements. It takes around 40-50 hours to unlock all of the achievements in the base game on Windows.
The base game contains 51 achievements, and there are 2 DLC packs containing 23 achievements.
Start a Riot by commanding a Warchief to attack another Warchief.
Brand 5 Bodyguards of a Warchief, turning them against him in combat.
Complete all Outcast Rescue Missions.
Complete all Acharn Legend Missions.
Collect 100% of the Ithildin.
Collect 100% of the Artifacts and listen to their memories.
Complete all Urfael Legend Missions.
Complete all Hunting Challenges.
Complete all Survivalist Challenges.
Complete all Azkâr Legend Missions.
Perform an Execution on a flaming Berserker.
Collect 50% of the Ithildin.
Poison a Captain at his own Feast.
Unlock 4 Dagger Rune slots.
Kill The Black Hand.
Kill The Tower.
Save Lithariel's life.
Brand all 5 Warchiefs.
Issue a Death Threat, and then successfully kill the target.
After an uruk kills you to become a Captain, help him become a Warchief, then kill him.
Lift Lady Marwen's curse.
Kill the Great White Graug.
Activate all Forge Towers.
Brand a Captain while in combat.
Kill The Hammer.
Kill all 5 Warchiefs before any uruk take their place.
Destroy the Monument Gate and topple the statue of Sauron.
Use Strike From Above while at least 60 feet above your target.
Witness the creation of The Rings of Power.
Eliminate the bodyguards of two Warchiefs, then draw them out and kill them.
Attract caragors with bait 5 times.
Capitalize on a Warchief's Fear.
Get Ratbag promoted to Warchief.
Use the Detonate ability to burn 50 uruks.
Complete a Vendetta Mission.
Successfully complete 4 Hunting Challenges.
Complete an Outcast Rescue Mission.
Collect 25% of the Artifacts.
Unlock 3 Sword Rune slots.
Discover some of the Wraith's past.
Free 5 caragors from cages.
Make 20 uruks flee by dropping Morgai Fly nests.
Complete a Sword Mission and begin growing the legend of Urfael.
Unlock 2 Bow Rune slots.
Complete a Dagger Mission and begin growing the legend of Acharn.
Complete a Bow Mission and begin growing the legend of Azkâr.
Successfully complete a Survivalist Challenge.
Make an uruk yours.
Liberate 30 slaves in 180 seconds while riding a caragor.
Help a Captain survive a Recruitment Power Struggle, and then kill him and all his new recruits.
Acquire a level 25 Rune.
Activate the Blazing Steed.
Have a dominated Caragath, Wretched Graug and Spitter Ghûl simultaneously.
Complete 25 Caragath Stealth Kills.
Defeat all the Beastmaster Warchiefs.
Kill a Graug by dispatching your Ghûls on him.
Have 20 Branded Ghûls at one time.
Bait 10 Ghûl mounds.
Use a Wretched Graug's Projectile Vomit on an Uruk Captain or Warchief.
Catch a Ghûl Matron on fire during the Lord of the Hunt campaign.
Begin a new hunt with Torvin.
Kill a Caragath with an Execution.
Eat a captain with a Wretched Graug.
Complete all objectives in the Test of the Wild.
The One Ring has returned to it's Maker.
Maximize the power of the Ring by completing all of the One Ring missions.
Brand 20 Uruks in 60 seconds.
Shadow Brand 20 Uruks.
Build all the Forge Towers in Udun.
Wraith Flash Dominate 50 Uruks.
Challenge the Dark Lord in Mordor.
Stealth Brand a Captain.
Get a Level 30 Rune in Test of the Ring.
Complete all objectives in the Test of The Ring.